1248368663 has 2 divisors, whose sum is σ = 1248368664. Its totient is φ = 1248368662.

The previous prime is 1248368659. The next prime is 1248368707. The reversal of 1248368663 is 3668638421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1248368663 - 2² = 1248368659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1248368063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624184331 + 624184332.

It is an arithmetic number, because the mean of its divisors is an integer number (624184332).

Almost surely, 2^1248368663 is an apocalyptic number.

1248368663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1248368663 is an equidigital number, since it uses as much as digits as its factorization.

1248368663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 995328, while the sum is 47.

The square root of 1248368663 is about 35332.2609381285. The cubic root of 1248368663 is about 1076.7485264733.

The spelling of 1248368663 in words is "one billion, two hundred forty-eight million, three hundred sixty-eight thousand, six hundred sixty-three".